Quantitative Aptitude Quiz For SSC CHSL Exam 2020: 20th Feb 2020 for Simple interest and DI

Q1. A sum of Rs.7,500 amounts to Rs.8,748 after 2 years at a certain compound interest rate per annum. What will be the simple interest on the same sum for years at double the earlier interest rate?
(a) Rs.4,140
(b) Rs.5,520
(c) Rs.8,180
(d) Rs.2,760

Q2.
(a) cosecθ
(b) tanθ
(c) sinθ
(d) cotθ

Q3. The given Bar graph presents the number of students from Science and Arts streams from a school in different years.

The total number of Arts students in 2011, 2013 and 2015 in what percentage less than that of Science in the given five years (correct to one decimal place)?
(a) 34.2%
(b) 33.6%
(c) 31.4%
(d) 32.8%

Q4. The given Bar graph presents the number of students from Science and Arts streams from a school in different years.
The average number of Science students in 2011, 2013 and 2015 is what percentage more than the number of Arts students in 2011?

Q5. In a constituency, 40% of the voters are senior citizens, 40% of the senior citizen voters are illiterates and 25% of the non-senior citizen voters are literates. By what percentage is the number of literate senior citizens voters less than that of illiterate non-senior citizen voters.?

Q6. ABCD is a cyclic quadrilateral such that AB is a diameter of the circle circumscribing it and ∠ADC = 158°. Then ∠BAC is equal to:
(a) 50°
(b) 38°
(c) 68°
(d) 40°

Q7. If the nine-digit number 8175x45y2 is divisible by 72, then the value of , for the largest value of y, is:
(a) 8
(b) 4
(c) 5
(d) 6

Q8. In ⧍ABC, is bisectors of ∠B and ∠C interest each other at a point D. If ∠BDC = 104°, then the measure of ∠A is:
(a) 28°
(b) 32°
(c) 30°
(d) 26°

Q9. In ⧍ABC, D and E are the points on sides AC and AB, respectively, such that ∠ADE = ∠B. If AD = 7.6 cm, AE = 7.2 cm, BE = 4.2 cm and BC = 8.4, then DE is equal to:
(a) 6.3 cm
(b) 5.8 cm
(c) 7.4 cm
(d) 5.6 cm

Q10.
(a) x + 1
(b) x² – 1
(c) x – 1
(d) x² + 1